56 struct MIRef {  struct
61   MIRef() = default;
62   MIRef(MachineBasicBlock *MBB) : MBB(MBB) {  in MIRef()  function
67   MIRef(MachineInstr *MI)  in MIRef()  function
70   MIRef(MachineInstr *MI, MachineBasicBlock *MBB)  in MIRef()  function
73   MIRef(MachineInstr *MI, MachineBasicBlock *MBB, size_t Pos)  in MIRef()  argument
76   bool operator==(const MIRef &RHS) const {  in operator ==()  argument
79   bool operator!=(const MIRef &RHS) const { return !(*this == RHS); }  in operator !=()  argument
80   bool operator<(const MIRef &RHS) const {  in operator <()  argument
85   bool operator>(const MIRef &RHS) const {  in operator >()  argument
93   MIRef FirstAMX;
94   MIRef LastCall;
105   DenseMap<MachineBasicBlock *, SmallVector<MIRef, 8>> ShapeBBs;
148   bool hoistShapesInBB(MachineBasicBlock *MBB, SmallVectorImpl<MIRef> &Shapes) {  in hoistShapesInBB()
149     MIRef &FirstAMX = BBVisitedInfo[MBB].FirstAMX;  in hoistShapesInBB()
161         if (MO.isReg() && MIRef(MRI->getVRegDef(MO.getReg())) > FirstAMX)  in hoistShapesInBB()
169     Shapes.push_back(MIRef(&*--InsertPoint, MBB));  in hoistShapesInBB()
213     MIRef MIR(MI, MBB);  in INITIALIZE_PASS_DEPENDENCY()
258   SmallSet<MIRef, 8> CfgNeedInsert;  in runOnMachineFunction()
272           BBVisitedInfo[&MBB].FirstAMX = MIRef(&MI, &MBB, Pos);  in runOnMachineFunction()
275         BBVisitedInfo[&MBB].LastCall = MIRef(&MI, &MBB, Pos);  in runOnMachineFunction()
280         CfgNeedInsert.insert(MIRef(&MBB));  in runOnMachineFunction()
299           CfgNeedInsert.insert(MIRef(Pred));  in runOnMachineFunction()
340   SmallSet<MIRef, 8> VisitedOrInserted;  in runOnMachineFunction()
346     SmallSet<MIRef, 8> InsertPoints;  in runOnMachineFunction()
347     SmallVector<MIRef, 8> WorkList({I});  in runOnMachineFunction()
349       MIRef I = WorkList.pop_back_val();  in runOnMachineFunction()
361               WorkList.push_back(MIRef(Succ));  in runOnMachineFunction()
367     for (MIRef I : InsertPoints) {  in runOnMachineFunction()